When working with applications in ASP.NET Core 6 you will often want to validate your models to ensure that the data they contain conform to the pre-defined validation rules. Enter model validation.

Take advantage of the FluentValidation open-source library to validate data in your ASP.NET Core application and keep your code clean, organized, and maintainable. To preserve the integrity, ...

Your users will make mistakes ... but it would be a mistake to treat all their errors the same way. You can get more out of ASP.NET MVC's validation infrastructure just by paying attention to how you ...

I didn't know this until my fellow instructor at Learning Tree (and author of Learning Tree's ASP.NET Web Forms course), Kevin Rattan, pointed it out to me: when you trigger validation at the server ...

I did a quick search in the forums and didnt notice anyone asking this specific question. Sorry if it was asked before. I want to know if it's possible to refer to placeholder controls using variable ...